[thirdparty/pdns.git] / pdns / ssqlite3.hh

/*
 * This file is part of PowerDNS or dnsdist.
 * Copyright -- PowerDNS.COM B.V. and its contributors
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * In addition, for the avoidance of any doubt, permission is granted to
 * link this program with OpenSSL and to (re)distribute the binaries
 * produced as the result of such linking.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
#pragma once
#include <sqlite3.h>
#include "pdns/backends/gsql/ssql.hh"

class SSQLite3 : public SSql
{
private:
  //! Pointer to the SQLite database instance.
  sqlite3* m_pDB{nullptr};

  bool m_dolog;
  bool m_in_transaction;
  static int busyHandler(void*, int);

  void executeImpl(const string& query);

public:
  //! Constructor.
  SSQLite3(const std::string& database, const std::string& journalmode, bool creat = false);

  //! Destructor.
  ~SSQLite3() override;

  std::unique_ptr<SSqlStatement> prepare(const string& query, int nparams) override;
  void execute(const string& query) override;
  void setLog(bool state) override;

  void startTransaction() override;
  void commit() override;
  void rollback() override;

  sqlite3* db() { return this->m_pDB; };

  [[nodiscard]] bool inTransaction() const { return m_in_transaction; };

  //! Used to create an backend specific exception message.
  SSqlException sPerrorException(const std::string& reason) override;
};
Commit	Line	Data
	1	/*
	2	* This file is part of PowerDNS or dnsdist.
	3	* Copyright -- PowerDNS.COM B.V. and its contributors
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of version 2 of the GNU General Public License as
	7	* published by the Free Software Foundation.
	8	*
	9	* In addition, for the avoidance of any doubt, permission is granted to
	10	* link this program with OpenSSL and to (re)distribute the binaries
	11	* produced as the result of such linking.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	21	*/
	22	#pragma once
	23	#include <sqlite3.h>
	24	#include "pdns/backends/gsql/ssql.hh"
	25
	26	class SSQLite3 : public SSql
	27	{
	28	private:
	29	//! Pointer to the SQLite database instance.
	30	sqlite3* m_pDB{nullptr};
	31
	32	bool m_dolog;
	33	bool m_in_transaction;
	34	static int busyHandler(void*, int);
	35
	36	void executeImpl(const string& query);
	37
	38	public:
	39	//! Constructor.
	40	SSQLite3(const std::string& database, const std::string& journalmode, bool creat = false);
	41
	42	//! Destructor.
	43	~SSQLite3() override;
	44
	45	std::unique_ptr<SSqlStatement> prepare(const string& query, int nparams) override;
	46	void execute(const string& query) override;
	47	void setLog(bool state) override;
	48
	49	void startTransaction() override;
	50	void commit() override;
	51	void rollback() override;
	52
	53	sqlite3* db() { return this->m_pDB; };
	54
	55	[[nodiscard]] bool inTransaction() const { return m_in_transaction; };
	56
	57	//! Used to create an backend specific exception message.
	58	SSqlException sPerrorException(const std::string& reason) override;
	59	};